- Born June 4, 1888.
- Parents were DERRICK BARNARD HARTWELL and ONORA M. HARVEY.
- Married KATHRYN NEIL PATRICK on December 31, 1912. Kathryn was born June 26, 1892 in Greenup, Greenup County, Kentucky. Her parents were GEORGE D. PATRICK and LUVENIA M. GRAY. Her sister was IRENE GRAY PATRICK and her brother was EARL DENVER PATRICK.
- Died in January, 1970.
- LORAIN ELMER HARTWELL, born November 2, 1915 in Buhl, Twin Falls County, Idaho; died December 31, 1922.
- CLAYTON ALBERT HARTWELL, born January 7, 1918 in Buhl, Twin Falls, Idaho. Married GRACE McCRAE on December 24, 1937.
- CARMEN EILEEN HARTWELL, born October 25, 1923 in Buhl, Twin Falls County, Idaho. Married ALBERT B. WHEELER on January 17, 1943.
- The Hartwells of America..., by Lyman Wallace Densmore, Hartwell & Lorenzen, Saginaw MI, 1956. Page 151